have had enough of the violence. >> reporter: this is video of law enforcement moving in to arrest a well-known taliban gang member three years ago. arrests like this could soon start again now that east palo alto, menloe park, and palo alto police forces have joined forces, known as separation s. m. a. r. t. the goal is to stop the escalating gang violence between taliban gang members and deville gang members, both of which live here. authorities sap the gangs have been -- say the gangs have been feuding for decades, but they don't know why the two violent groups are going at it this time. >> there's been at least 15 since june, shootings. drive-byes where nobody was struck to homicides. we have had four this past month. >> shootings? >> shootings. s. one resulting in a homicide. we don't have the resources to deal with it all on our own, so relying each other for help, narcotics enforcement, we're combining our teams! >> there are no jurisdictional boundary when is it comes to gang activity and violence. >> reporter: the police chief's department will mainly help with extra pers